Octave up circuit. The only problem with the schems, is that they only have one output. no knobs required! To get the best results, put the Tentacle towards the front of the signal chain. Does anyone have a schematic that I could take a look at. It also has a single control knob for adjusting the level of the octave up effect. 6 days ago · Octave circuit theory: A Octave pedal has a phase splitter stage to produce two identical but in phase opposition signals. Summary created by AI from the original source. If you want something heavier, you can try my bazz-fussified version. We got so many requests to make this a stand-alone unit that we just had to make it a reality. A mini-toggle lets the player select between 9 or 24 volt power rails and determines the power supply voltage for the entire circuit. An other alternative would be a pitch shifter. I'd liken it to a Foxx Tone Machine that forgot all of it's etiquette training. Tentacle® Analog Octave Up The Tentacle is a classic analog octave up effect. The Octuplet Octave is a pedal that offers octave up and direct bright tones. Oct 12, 2023 · Introduction to DT-FOG Module Unlike other polyphonic octaver pedals those have significant latency, DT-FOG module produce octave and sub-octave with almost imperceptible latency. +1 Print Go Up Pages1 User actions DIYstompboxes. The Death by Octaver is an analog octave-up fuzz pedal that produces a range of unique sounds, from clang and ring modulation to sitar drone. It has an added "Gain" knob added, as well as the standard "Attack" knob on the side (the attack knob "starves" the signal, so fully rolled-off cuts the signal out completely, this is normal), and the "Volume" knob. It is an easy add-on to just about any Fuzz, or Drive circuit you wish to add an Octave tone. The circuit was designed by Roger Mayer who had built all of Jimi Hendrix’s octave units going back to 1967. And Demeter's original Octave up Mar 24, 2007 · one octave down two octaves down fuzz fuzz plus 1 octave mix fuzz plus 2 octave mix The basic idea of using the 4024 came from Ken Stone's sub-oscillator and I've tried a few different ways of hooking it up to a guitar to get decent tracking, this is the first version that I thought was worth sharing. They almost all have at least a little fuzz. Generates a tone one octave up and slight ring modulation effect. Breen ringer, while cool, has a little more of a ring mod type sound than an octave pedal. I fed the output of this via a big muff style sustain control into a bog standard gain maxed out fuzz face topology. The Bazz Fuss is a really simple, really great fuzz. Octave up and Octave down are two completely different circuits, so to achieve what I think you're after, you should build an octave up, octave down, and a clean boost in one box and mix them together using a simple 3-input passive mixer. The Octave Up mode adds an octave above the original signal, creating a rich and full sound. 7. In my opinion it Dec 23, 2022 · I'd kinda liken this circuit to a sorta Tube Screamer type drive with a beautiful octave up. This can then be low-passed to make less harmonics. First version was octaver only, but I know that analog octavers have tracking problems with lower notes so I decided to add compressor (CS-2 and Joyo mixed) before OC-2 in second version. An octave is a doubling or halving of a frequency. I tried the Foxx Tone Machine style and also the Tychobrahe style with the transformer. Anyhoots, I am going to bread-board a couple of schematics. im just getting into pedals/pedal building and i wanna make an octave up pedal for my bass, ive found this schematic which suits my skill level with circuits etc, just wanted any advice on how to add a dry/wet fader pot to it so i can hear the dry signal and the octave at the same time. Jun 12, 2009 · Octave UpClean octave up is pretty much impossible to make happen DIY. I was hoping to do a dry and wet output. Description A re-creation of the classic Octavia circuit made famous by Hendrix. An exact clone of the Vintage Octave circuit made famous by none other than Jimmy himself. 2 hours ago · About this listing Up for sale is a BRAND NEW (Just made in October 2025) Analog Noir MKI Tone Bender, custom made for me by adding 3 features not on. The circuit is 100% original, with some added improvements. If I wanted to combine the two of them, should I have the signal go from the fuzz to the octave or the other way around? Why does Octave go with Fuzz? Why are there so many Octave Fuzz pedals, but no Octave Overdrives or Distortions (as far as I know)? Is there something in the fuzz circuit that allows for octave up and down possibilities? Technically not for a pedal but i figured people here would know. From your description, you are looking for an octave down effect which seems less common than an octave up. This one is based on the famous Tychobrahe Octavia pedal but upgraded with a true bypass circuit design. The pedal retains all the features of the I didn’t have an octave pedal at that point, so I started experimenting with using the TS as a front end for the octave creating full wave rectification circuits. (which is just an opamp version of the transistor version seen in a lot of the octavers). We like the Argonaut after a fuzz pedal but before an overdrive. There's certainly a fuzz tone for just about any need to be found among the simple control set. Turn Features This pedal can track chords far more accurately than other analogue octave-up effects pedals. Schematics for making an Octave up or Octave down pedal for guitar. This is an octave-up fuzz, though not terribly fuzzy it gives a pretty clear octave. These are some of our favorites. Applications Earthquaker Tentacle V2 Octave-Up Pitch Shifter Pedal The Tentacle V2, from EarthQuaker Devices, is a dynamic octave jumper inspired from the Hoof Reaper pedal. Guitar pedal schematics for making an Octave up or Octave down effect. The CD4018 is a shift register, and it’s set up to make a semi-complicated set of digital patterns that it recirculates through itself over and over continuously. I'd prefer to examine a squaring circuitRG's jfet doubler but without the distortion. It was introduced in 2005 and quickly rose to "best octave pedal ever created" status among those in the know. These do work with chords, but have a slight delay. This is a great one. The Valve Wizard But they only work as expected with single notes. Emerald Ring is the Best "Octave Up" Green Ringer PCB. If I look at the control knob layout, there's still some space for two more controls? Any suggestions A compact, convenient and affordable version of the classic Mu-Tron Octave Divider The NEW OCTAVE DIVIDER is the newest reincarnation of the classic Mu-Tron OCTAVE DIVIDER. STABILIZE arg MIX RINGER HI OCTAVE . For instance, A4, the A key above the middle C on a keyboard, is 440Hz (by most standards), A5, one octave up, is 880Hz, while A3, one octave down, is 220Hz. This site has a lot of info about it, including the Buzz Box, which is basically two Bazz Fusses in series that produces a nasty octave up sound. The pedal is housed in a smaller enclosure and can be powered with a standard 9VDC power supply. It features a toggle switch to select between the two modes. It is designed using the Dan Armstrong Green Ringer circuit. It has a true bypass and the auxiliary output also has true bypass. Jan 16, 2020 · An Octave Fuzz would be good. A Transformer based fuzz octave. I'm also eventually going to add a major third and a perfect fifth component (all analog), so if anyone has schematics for those that would be great! The Divided Octave is a pedal based on the Mutron Octave Divider. Mar 29, 2025 · Help Needed: CMOS Octave Up CircuitThe two inputs are tied (pul-up, pull-down) different ways, Ron. It will be only 1 octave down (Boss OC-2 clone). Jul 23, 2004 · Octave up would be easy enough to install. ANALOG OCTAVE UP FUZZ WITH BLEND CONTROL DEMO VIDEO : ** click here ** The SLOB is the BLAMMO! version of the COB, but with a few convenient updates. You can also get very close to a 1. The controls for '+','-', and 'dry' could just be three pots on the passive mixer. Stomp the switch and immediately get lush tones from the higher octave, espcially above the 12th fret. The two kits I can find are the Uboat and the Rocktave Divider. It's still a little Jul 5, 2011 · IIRC there is an octave up circuit out there that uses an opamp driving the primary of a small transformer, and a bridge rectifier connected to the secondary. And removed the diode clippers. This is the Octave Up. The Tycho circuit coupled to the TS front end sounds great!!! Sep 17, 2017 · Octave UpActually, I thought the 3-pole lowpass "fundamental extractor" was one of the smarter parts of the circuit. I think the octave toggle mod (-1 and -2 octaves on a toggle) is very easy and worthwhile mod for that project. Might be able to stick a low end heavy square wave fuzz and toss a simple tone circuit on it it to get a faux octave down. Dec 15, 2021 · Also next up after/alongside tightening up the 2208 circuit is to play around with frequency division. Has anyone here tried to make circuit like this, without the fuzz? The circuit consists of a high-gain preamp stage, followed by a frequency-to-voltage convertor, which in turn drives an oscillator. Works well with fuzz and distortion pedals placed after OCTAVE DIVIDER. Octron creates a mix of analog Octave up, your direct signal, and analog Octave down. This minimal build allows for adding in the Argonaut Mini to any and all of your favorite overdrive or fuzz pedals, anywhere in your signal chai We would like to show you a description here but the site won’t allow us. Many of these schematics include “modernization” that are included and explained in the “Project” for the Sep 28, 2015 · Some fuzzes with produce either octave-up or octave-down artifacts; the Boss-tone being one that will yield apparent octave-down if you keep enough bass in the input signal and pick just right. One does rising edges, one does trailing edges. As mentioned earlier, this pedal was heavily associated with Jimi Hendrix, who used it to create some of the most recognizable guitar tones in rock history. Jan 24, 2022 · Electronics: Simplest octave up (pitch shifter) circuit Helpful? Please support me on Patreon: / roelvandepaar more The tone is inspired by EHX’s fuzz pedigree with a unique analog octave up circuit that has all the vibe of the original design first featured on the JHS Show in 2022. For best results, use neck pickup and roll tone knob into "off' position. In my version, I took elements of all three pedals and created something relatively new-ish. I simply would locate this circuit between the "Square" marks as there already is a square wave signal. It features an octave down, octave up, and dry mix controls. With these two modes, the Octuplet Octave provides a versatile range Apr 25, 2017 · Hi, I'm looking for a schematic for a simple analog octave down pedal. I've been wondering if i can add an octave up section to any circuit, particularly a fuzz face or something similar. Whats the simplest way to make a single octave down effect? No settings just on off one octave down. Project overview The Nereus Octave Fuzz is based on the Catalinbread Octapussy, an octave-up fuzz that was first released in 2012 and traced by Aion FX in 2023. Oct 28, 2025 · Hi guys! I've got few questions I'm working on my special stompbox. The real magic of this circuit isn’t the simplicity by itself, you will see the truly potential of this unit once you pair it with other pedals. Engineered to complement your Fuzz/Distortion/Overdrive pedals, this powerhouse is the secret weapon for achieving massive Doom and Drone Metal tones. In terms of octave up, I’ve made: Univox Superfuzz: Very cool circuit and probably my favorite octave fuzz (that I’ve played). Escobedo Push-me-pull-you: Schematic, Very simple circuit using 2 NPN and 1 PNP. However, the effect wasn’t available commercially until the early ’70s, when a Californian Nov 7, 2010 · Yes, an octave up is double the fundamental frequency. You're basically flipping the bottom half of the wave up to the top. . The module is designed to be used with other audio equipment and can be easily integrated into What is simplest circuit to pitch instrument (bass) one (or two) octave(s) up ? I am asking for this because there are no electronic shops where i live, and getting parts, especially chips is prett The Octagon Octave Fuzz is based on the Tycobrahe® Octavia, a transformer-based octave fuzz pedal originally released in 1973. The resulting signal is then sent to a fuzz. The Mutron is rare and expensive so I'd recommend getting the BYOC. Both toggle settings have their uses, and it responds wonderfully to all pickup positions, though it does still require the neck pickup for the clearest octave up action. but I suppose it would do me no harm to learn more about a full wave rectifier octave as well Elektor octave up circuit mkII 1980Quote from: anotherjim on July 14, 2019, 08:58:56 AM That's the 90 degree phase shift and ring modulate method? I always thought that is extremely difficult to pull off with music signals. Used in conjunction with other effects, Octavius may well become your new pedalboard Home Products Green Ringer Octave-Up circuit Green Ringer Octave-Up circuit Showing all 3 results Based On: Life Pedal There’s more. What happens when I turn the Dist down on the Sep 24, 2008 · Hello all I have been looking for an octave up pedal, but nobody really makes them affordable anymore. Jan 23, 2025 · Behringer OCTAVIA Famous for its use by legendary guitarists like Jimi Hendrix, Jeff Beck, and Stevie Ray Vaughan, the OCTAVIA OCTAVE FUZZ delivers a unique and unpredictable octave-up effect, adding a layer of sonic chaos to any guitar rig. Schematics Here is a list of the schematics that are exclusive to this site. Doubling would involve going up to the next higher octave while halving involves coming down an octave. Jan 26, 2021 · Both octave-up and octave-down, in the analog domain, rest very much on what might be called "triggering". I like this circuit a lot, and it's simple. steel enclosure with a beautiful blue gloss powder coat finish and antique-white logo. I'll try and convey what RG said in a different way Sep 20, 2020 · An octave down pedal often is a flip-flop circuit that creates a pulse an octave lower than the input. This demo was played through a 58 VOS Les Paul Bow down to the Lizard Queen! A collaboration between Electro-Harmonix and JHS, this fixed-gain fuzz's secret weapon is a vintage-inspired octave-up circuit. It is based on the classic Octavia and features a specially selected transformer and matched germanium diodes. Step 2: About the Circuit This circuit is based on Gus Smalley's Simple Octave Up pedal and Scott Swartz's Octave Screamer, which in turn is based in-part on the classic Tube Screamer pedal. Oct 17, 2024 · The Roger Mayer Octavia is the grandfather of all octave pedals, known for its iconic fuzz/octave-up effect. Coincidentally, when I recently re-googled some possible changes to the GR, the best answers (and where I must have previously got ideas) were also from Mark Hammer comments on DIYSB. MIX: Blends original sound with sub-octave. It is based on the renowned Tycobrae Octavia, known for its distinctive sound. r. This pedal offers the option to toggle off the octave effect, allowing you to solely enjoy the intense and awesome fuzz tone. At 9V the pedals behaves like the classic, saggy fuzz box. You probably don’t realize just how many classic solos of Jimi’s relied upon this octave-up-plus-ring-modulation effect until you hear it live for yourself the first time. Yes, this pedal is the reincarnation of the Tycobrahe. DIVIDER ON: Activates "Green Ringer" circuit. Mar 9, 2023 · List Updated on March 09, 2023 The original Octavia Fuzz circuit was designed in 1967 by engineer Roger Mayer specifically for Jimi Hendrix. It is the very same octave from our beloved Hoof Reaper pedal. [citation needed] Project overview The Octahedron Octave Fuzz is based on the Mayer Octavia, a transistor-based octave fuzz pedal originally designed in 1970 as an overhaul of the transformer version. The pedal is easy to build and produces loud, overtonal and burring atmospheres. It is a fuzz though, so if you're looking for clean go to another circuit like Scott Swartz's Octave Screamer. The DT-FOG module processes transient and non-transient signal components separately. [What's a Toner Transfer Package?] [What's an RTS Printed Circuit Board?] [What's in a board parts kit?] 4 days ago · Hi guys So I know there is a ton of info on here about the green ringer, and I've learned a ton already about the pedal, how it sounds, how to troubleshoot and mod. Tentacle V2 Features All-analog Based on the Prescription Electronics Clean Octave Blend, an octave-up fuzz with a clean blend and unique control of the octave. Oct 27, 2025 · The neck pick up gives you the sustain and weird ring mod stuff on the high strings, and the bridge pickup gives you the crunch. Price Match Guarantee. I'm just trying to learn how make an octave-up effect that fits my needs. There are a few analog octave up effects (Pearl OC7, Mutron Octave Divider). In addition, the octave circuit is uniquely placed before the fuzz circuit, allowing us to design a fuzz which retains a strong bass response and ensures the treble response doesn't ever become harsh. So far so good! Has anyone made a clean octave up circuit? I'm a big fan of octave effects, but I'm not always looking for the fuzz or OD that often accompanies the Octave in these Pedals. Have built with multiple random BJTs and it seems to work fine with everything I've tried so far. If you like an even less buzzy octave up or down, you can do another kind of synthesis to get a nearly-pure sine wave. You won't find it here, but if you scour the web thoroughly you'll find a schematic for the zvex johnny octave, which is my favorite. This allows you to set the gain of the entire circuit. I changed the gain control a bit. RM octavia is very much a fuzz. All of that is directed at giving the rectifier sub-circuit mostly fundamental to double. Jul 12, 2019 · Elektor Octave up circuit 1979 Started by Steben, July 12, 2019, 01:52:35 PM Previous topic - Next topic Print Go Down Pages 1 Analog octave exists purely in this way, because to do it you need to end up with a really messed up waveform. It has analog Octave Up, Down, and Direct, each with its own foot switch. By the time you get to the mix, you've got two positive-going pulse trains about 180 degrees apart. We created several and we have redrawn some schematics that were already available on the internet for readability or ease of use (these needed an easier-to-read format, corrections or part identifiers). After reading up a bit I found out a full wave rectifier would do the job - which makes sense since the frequency is pretty much doubled. Unlike traditional octave pedals the octave effect can be heard up and down the guitar neck, so get ready to get weird once you add this bad boy to your setup. It’s said that fewer than 2,500 units were produced, and today the originals typically sell for over USD$1,000 on the used market. Jan 26, 2013 · Analog octave downs square up their input signal and then run it into what amounts to a digital flipflop, which divides the frequency by two, and then filter the result a bit to clean it up from the digitalness. My second choice would easily be the Octave Up Sick Box simply for how brutal it is. The OCTAVIDER+ pairs amazingly well with the Micro-Tron IV and tracks steady on guitar, bass, keyboards, and horns. The Direct Bright mode enhances the high frequencies, adding clarity and sparkle to your tone. For those who don't know, the COB, or Clean Octave Blend, was/is a pedal from Prescription Electronics that takes the classic Octavia circuit (used by Jimi Hendrix) and adds more output volume plus a blend control that allows users to mix clean 3 days ago · Controls Octave Up Direct Octave Down Bright – Toggle Switch Mids – Toggle Switch Specifications Designed for a 1590BB enclosure with top-mounted jacks Documentation Build documentation coming soon… The company, product and service names used in this web site are for comparative purposes only. also if theres anything in the circuit that doesnt look right any tips/edits would be great Octave effect boxes are a type of special effects unit which mix the input signal with a synthesized signal whose musical tone is an octave lower or higher than the original. The circuit uses ring modulation and frequency doubling to create an octave up above whatever you are playing. Nov 24, 2015 · I took the rectifier circuit from Gus Smalley's Octave Up Sick Box. Do you have a favorite? I agree with @Nostradoomus with the octave down. Octavider+ Octave-Down, Octave-Up, Distortion/Fuzz The NEW OCTAVIDER+ is the newest reincarnation of the classic Mu-Tron Octave Divider. com DIY Stompboxes Building your own stompbox Elektor octave up circuit mkII 1980 Print This Mythos Pedals - Argonaut Mini Octave Up is a stripped down circuit featuring the clean-ish octave up sound from the widely popular Argo Octave Fuzz - only minus the fuzz. The circuit itself was designed by Roger Mayer for Jimi Hendrix and dates back to 1967. The module features a single footswitch for engaging the effect. The Green Ringer circuit (that does octave up using clipping) can really add to the synthy sound if you want. The octave up is a Green Ringer circuit with additions I had been tinkering with on breadboard late last year. OCTRON3 is a small version of the classic Foxrox Octron. So inclusion of suitable Jul 12, 2008 · Nice fuzz octave here! sorry about the size, it's not my schematic Right click > "view image" will help view it full page. Thanks! A nice mod for this circuit is to replace the first 47K resistor from the inverting in to out on the first op amp with a 250K pot or trimmer. While tinkering today i tried to do this, but bobtavia style with the RS transformer and 1n914a diodes. Octron4 is geared towards getting more sounds during live performance without having to bend over. Shop Electro Harmonix Lizard Queen Octave Fuzz products at Best Buy. Apr 10, 2010 · OC-2 on a fretless Even more classic is the Musictronic Octave Divider (or the BYOC clone) which is similar to the OC-2 but with a somewhat smoother, bouncier tone. 7x. Jan 10, 2023 · But as a beefed up Green Ringer otherwise, I really like it as a sorta clean Octave up to full on Octave fuzz. The pedal has a direct level control knob for exact tonal shaping and separate controls for octave 1 (OCT 1) and octave 2 (OCT 2). The Law of Octaves states that in a frequency sense, we can use an octave of a frequency to the same effect as the frequency itself. That’s what the circuit below does. By lifting one of the 33K resistors from ground you can get just Introduction The Octa-plus is an analog octave up, the effect will become much more pronounced when using your neck pickup and playing above the 12th fret. I want Digital Octave up with blend feature, or at least octave up and dry signal being out out. Aug 8, 2024 · Welcome to our guide to the best octave pedals, which only includes clean octavers: analog, digital, monophonic, polyphonic, octave-up & down. I built two versions already (1% metal resistors & polyester film caps). The Octapussy was called an original circuit, though they hinted that it was related to the Octavia. Simple Octave Up Schematic This is a bit of a Frankenstein consisting of the Octave UP circuit borrowed from the FOXX Tone Machine, the Octave down from Joe Davisson's Shocktave. Question about an Octave Fuzz Build Hi all! I’m currently have a fuzz face circuit that I’ve designed and tweaked to my liking, and I also have a simple octave up circuit. My ideal octave up ringer is still the end goal but it's listed in the AD633 datasheet and looks like a fun one. Looking to extend your guitar or bass pitch range? Octave pedals are exactly what you need to get there. In addition, it has the ability to divide your note by 3 or 4 (switchable), creating a sub-octave note 1. Before I embark on this Aug 20, 2017 · The other problem is that real-world waveforms are not as symmetrical as the simple sine that everyone uses in their diagrams of how full wave rectification works, and if you use an asymmetrical waveform, you don't get a pure octave-up result. Really simple circuit, worth throwing on the breadboard to see if it's what you're after. The only think I know of that did this is the Korg PME Octave V module. I am unhappy with Green Ringers and other Octave Fuzz circuits. Octron2 has Oct 18, 2007 · To clean up the signal, the envelope from the original signal is re-applied to the flip flop output. I welcome an explanation of how such artifacts occur, but suffice to say that these circuits are not deliberately designed to produce such things. May 14, 2022 · As I learned from experimenting with the Tone Machine, and several other octave-up units, the circuit produces plenty of fuzz on its own, thanks to the front end. BUT probably because I am not very circuit savvy I still haven't found a solid explanation of how the circuit produces the octave up, or more specifically: How do the two diodes in the circuit cause full wave rectifying? I've The Aperture Octave Fuzz is an adaptation of the Ampeg Scrambler, an exceptionally rare octave-up fuzz pedal originally released in 1969. It is common lore about octave-up units that best results are obtained by using the neck pickup, rolling down the guitar tone, and picking above the 7th fret or so. Precision full wave rectifier + octave up Hi! After finally getting my last overdrive circuit to work properly, I started toying with the idea of adding an octave up to the mix. It was followed in 2006 with Octron2, the same circuit with the addition of 3 foot switches, one for each of the three signals. Octave Down includes sub-octave sounds. Yes, one is inverted w. It seems like you can just add the transformer and diodes and create an octave up effect. Whether you're shredding on guitar or laying down thunderous… OCTRON4 is an expanded version of the Foxrox Octron3 pedal. The OCTAVIDER+ creates a thick analog octave-down, a fuzzy ring-modulated octave-up tone, and a creamy hi-fi fuzz tone in a pedalboard-friendly size and powered by industry-standard 9V DC. Quote Is there any pedal with an octave down function where I can grab the "octave down" module and add to my current schematic? Oct 26, 2020 · When considered relative to voltage, the yielded frequency in 1V/Oct scaling has an exponentially scaled change—as going up or down by an octave doubles or halves the oscillator's frequency. With the gain maxed the circuit compresses a LOT. The phase splitter has one input and two outputs the two outputs are inverted with respect to each other. The OCTAVE DIVIDER creates a thick analog octave-down and a fuzzy ring modulated octave-up tone , in a pedalboard-friendly size and powered by industry-standard 9V DC. 5 octave down by using a divide by 3 circuit. I fixed the gain to about 4. 5 octaves down and 2 octaves down. A pumping/breathing slowish compression. Sep 11, 2018 · How about a CD4093 Schmitt trigger for the octave up part? Like a Escobedo PWM a external LFO can modulate the pulse width and with a switch i could toggle between PWM and octave up sounds. The NEW OCTAVIDER+ is the newest reincarnation of the classic Mu-Tron Octave Divider. Boost controls the amount of fuzztone and Octave adjusts the volume of the octave above. Messing around with a couple of Octave Up circuits, going to put these into some fuzz pedals as a bigger project, but just want to know if these are sounding The Octave Up Module is an analog octave up module that is based on the Zvex Super Hard On. The Death by Octaver has three controls: Gain, Tone and Volume The Octavia is a classic vintage fuzz pedal with an added octave-up effect. the original. Cool Octave-Up sounds a la Hendrix “Band of Gypsies” and SRV’s many live shows! Housed in a 14ga. Boss OC-2 Octave pedal schematic diagram The Boss OC-2 Octave pedal produces additional tones, one and two octaves below the original note. You can now add an excellent, swelling octave up to anything your heart desires! Oct 27, 2025 · Hi, I'm looking for an Octave down schematic , but a "clean octave down" like the Boss OC2 does (yes I saw the scheamtic in the layouts gallery) instead of Slacktave MK2 schematic (that produce more a synth octave down) Thanks. Octron4 is an expanded version of Octron3. Sep 15, 2020 · I am looking for an Octave Up PCB to be used in a combo pedal for bass distortion. At 24V the Octavix delivers a tighter sound and a richer octave Mar 28, 2022 · Sonic Mayhem Elevate your pedalboard to new heights with the Octave Master – an all-analog octave up boost pedal designed to unleash octave up tonal brutality. However making a circuit or algorithm to do that is not simple. I'm looking for a really simple octave-up circuit that I can tool around with. I've built a Green Ringer octave up circuit so I'm trying to find an octave down circuit of comparable complexity. The oscillator is tuned so that it can only keep up with every other cycle, resulting in the octave-down effect which can be mixed with the original signal. This separation enable the transient processor to have superfast latency as low as 1/100 seconds (10 milliseconds), and the non The Fulltone Octafuzz OF2 is the only exact circuit copy of the legendary Tycobrahe Octavia. Both are fed into a Roger Simple and effective. It's got individual foot switches for Octave Up, Direct, and Down and a master bypass switch. By backing off the guitar volume or turning down the gain the pumping clears up and the fuzz octave sounds nice. This is for a project guitar with built in effects where the top strings are picked up by their own pickup octaved down and mixed in with the other pickup. Find low everyday prices and buy online for delivery or in-store pick-up. If you want 2 octaves downs, you use a divide by 4 flip flop circuit instead of divide by two. t the other, but that's what the other inverter is for. So the input signal always needs to be above some minimum to make either type of circuit work well. Sorry but I dont remember where I saw it. ay8k8z i8o jhpg ni4wi k6vi iavm sleumi aeae qyqb vq0v